It is widely stated that a hypothesis is necessary to the execution of a scientific investigation. However, the dogmatic acceptance of this, as of every other proposition, is to be condemned until its implications have been adequately explored.
It is the writer's view that hypotheses are not prerequisite to every study which contributes to organized and systematic knowledge of the observable world. It is also concluded that the recognition of a problem requiring a solution or a question deserving an answer is a step that must be taken in every sort of systematic study, and, therefore, that a problem is a more important characteristic of scientific method than a hypothesis.